Extech Instruments EC600 User Manual page 10

mV Measurement Mode
1. Turn the meter ON using the power key
2. Momentarily press MODE to switch to the mV mode, if necessary
3. Connect the probe to the meter
4. Immerse the electrode in the sample solution, slowly stir the solution with the
electrode and then allow it to rest in the solution
5. When the smile face icon appears on the LCD, the reading has stabilized
mV Programming Parameters
Prompt Parameters
P1 Back light display time
P2 Auto power off time
Parameter P1 (Display Backlight Setting)
1. Press MODE to access the P1 Parameter
2. Use the CAL or the M+/RM keys to select 0, 1, 3, or 6 minute default backlighting
time
3. Momentarily press MODE to move to the next parameter (P2) or press ENTER to
return to the normal measurement mode
Parameter P2 (Automatic Power OFF Setting)
1. From the P2 menu, use the CAL or the M+/RM keys to select a 0, 10, or 20 minute
Auto Power OFF time
2. Momentarily press MODE to move back to Parameter P1, or press ENTER to
return to the normal measurement mode
Code Settings
0 -1-3-6 min
0 -10-20 min
10
EC600 V2.0 4/10
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